Articles tagged "el hierro"

El Hierro Volcano helps to improve algorithms used by satellites_image_380

El Hierro volcano helps to improve algorithms used by satellites

Information provided by satellites on the amount of chlorophyll-A and the roughness of the sea following the eruption of the underwater volcano off the island of El Hierro (Spain) did not coincide with the actual data collected in situ by vessels carrying

June 09, 2014

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New swarm of earthquakes started at El Hierro, Canary Islands

A new swarm of earthquakes started yesterday at El Hierro, Canary Islands. So far, almost 200 tiny quakes (none above magnitude 3 so far) have occurred in a broad N-S oriented area beneath the NE part of the island at around 18 km depth.  A possible explanation

March 15, 2014

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Shaking, cracks and dangerous rockfalls from strong M 5.4 quake near El Hierro, Canary Islands

A strong earthquake registered as M 5.4 by USGS (mb 5.4 EMSC / mbLg 5.1 local IGN) struck 31 km northwest of La Frontera (El Hierro / Canary Islands) on December 27, 2013 at 17:46 UTC. IGN measured shallow depth of 11

December 28, 2013

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Sudden increase in seismic activity at El Hierro, Canary Islands

ER is reporting a sudden increase of seismicity at El Hierro, Canary Islands, today. It's too soon to talk about a new crisis, but with five 2+ magnitude earthquakes on 13 earthquakes this looks more than the usual small M1 quakes reported in the recent

December 22, 2013

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Earthquake swarm at El Hierro intensifies with an increase in CO2 emission

The intensity of ongoing earthquake swarm at El Hierro island increased on March 28, 2013. 119 earthquakes have been recorded so far at depths of 16-18 km. A few weaker quakes have also been recorded at lower depth of 7-10 km, possibly related to release of stress

March 28, 2013

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Eyes on the El Hierro island, Canary Islands - new earthquake swarm reported

A new swarm of earthquakes started on December 31, 2012 at El Hierro Island in Canary Islands and continued into the early days of 2013.  Volcano Discovery is reporting that most earthquakes are located at 15 - 20 km depth under El Golfo and seem to propagate slowly

January 02, 2013

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Seismic crisis on El Hierro far from over - swarm of earthquakes continues

Swarm of earthquakes continues on El Hierro, Canary Islands. 89 earthquakes were listed today by IGN, updated at 19:30 UTC. 12 of these earthquakes had Magnitude of M3 or more. The strongest one was a M 3.6 earthquake at 11:13 UTC.  The center of the activity is

July 08, 2012

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El Hierro volcano, Canary Islands: powerful earthquake swarm without earlier comparison, eruption warning

Unusually strong earthquake swarm under El Hierro Island continued today on Canary Islands. A record number of quakes, more than 240, were recorded on June 26, 2012 (most of them larger than M2 and 6 larger than M3), all were at about 18-20 km depth. Since tremor set

June 27, 2012

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Volcanic activity at the beginning of 2012

We are entering into 2012 with ongoing volcanic activity at El Hierro (Canary Islands), Fuego (Guatemala),  Karymsky, Kizimen and Shiveluch (Kamchatka, Russia), Kilauea (Hawaii), Popocatépetl (México), Puyehue-Cordón Caulle (Chile), Sakura-jima (Kyushu,

January 01, 2012

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El Hierro on red alert - additional beaches closed

The earthquakes are increasing gradually in number at El Hierro submarine volcano area. Since midnight IGN has listed 37 earthquakes. The strongest one was at 15:32 UTC a 3.7 earthquake was listed by IGN and felt by the Herreños. The  epicenter was close to the

November 18, 2011

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El Hierro - harmonic tremors and strong whirpool activity

The whirlpool activity at El Hierro is still very strong and so is the harmonic tremor graph who is still saturated.  The current activity is needed to feed at least 3 active vents who are spewing magmatic material into the sea.  Sometime later today or later

November 08, 2011

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Strong harmonic tremors and rockslides at El Hierro

Pevolca has declared closing (until further notice) of the Los Roquillos tunnel because great risk of rockfall and landslides. The tunnel was already closed during the nightly hours, re-opened during the morning and awaiting a final verdict from Pevolca.  The strong

November 05, 2011

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Increased carbon dioxide emissions at El Hierro

A strong earthquake with a magnitude of  4.4  (initially reported as magnitude 3.8 by EMSC) occurred at 18:10 UTC at a depth of 23 km.  Epicenter was in the El Golfo bay. It was felt by the islanders.AVCAM has counted 85 quakes since midnight UTC today. The IGN

November 02, 2011

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The acid green seawater reached the western coast of the island El Hierro

The acid rich green seawater has reached the western part of the island El Hierro (La Frontera side). This is really bad news for the people living there as the experience of La Restinga learned us that a lot of fish did not survive these waters.  Hopefully the

October 22, 2011

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El Hierro on "StandBy"

The activity of the underwater volcanic eruption on the island of El Hierro has declined for now. The deformation of the island has stabilized and in some areas has decreased.CSIC researcher explained that they have collected samples of basalt, which shows that there

October 20, 2011

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El Hierro update

Scientists studying the volcanic process that occured in El Hierro in last ten days have not yet found the magmatic material that has been ejected in other eruptions in the history of the Canary Islands: the basalt. After a preliminary analysis of

October 19, 2011

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New island could be born near El Hierro

The bubbling caused by the steam and eddies from the underwater eruption is recorded on the island of El Hierro and is visible today from the highlands of the fishing village of La Restinga. The spot that appeared on Wednesday off the coast of La Restinga is technically

October 16, 2011

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El Hierro on alert - Eruption vent: 5 km from Restinga at 600 meter depth

At 9 PM UTC yesterday, authorities have finally confirmed that an eruption took place on the ocean floor 5 km from Restinga, the southernmost location on El Hierro. IGN (Spanish seismological agency) has set the eruption depth at 600 meters. The alert level remains at

October 11, 2011

El Hierro The Canary Islands visible from space in this MODIS satellite image on Friday Oct. 7 2011

Subsea volcanic eruption underway approximately 5 kilometres off the southern coast of El Hierro

A submarine volcanic eruption is taking place approximately 5 kilometres off the southern coast of El Hierro, the smallest of The Canary Islands.The Mayor of La Frontera (El Hierro), David Cabrera, confirmed in an interview on Radio iron Garoé that ‘underwater

October 10, 2011

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Volcanic tremors cause alarm in Canary Islands - fear of El Hierro tsunami

Intense swarms of tremors beneath one of the volcanic Canary Islands has placed residents of El Hierro on alert for a possible eruption. Spain’s Instituto Geografico Nacional (IGN) reported the nearly 9,000 seismic movements on the island since July 17 have caused

October 08, 2011

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El Hierro awakening?

Earthquakes continue at Hierro volcano in the Canary Islands. Since July 2011 over 8000 small earthquakes have been recorded at the volcano. Deformation has increased significantly at the volcano in the past week. The alert level was raised to YELLOW on 23rd September

September 29, 2011

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Rising volcanic activity prompts evacuations on El Hierro, The Canary Islands

Over 150 earthquakes were recorded on the smallest of the Canary Islands during Tuesday prompting officials to evacuate some local residents, shut El Hierro’s main tunnel, and close local schools. At least 20 earthquakes, exceeding magnitude 3.0 on the Richter

September 27, 2011

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El Hierro - volcanic risk alert increased to “yellow” on Canary Islands

El Cabildo de El Hierro sends a message of calm and security to the population. The president of the Cabildo de El Hierro, Alpidio Armas, and the Minister of Security and Emergency Area, Maria del Carmen Morales, have appeared before the media on Sunday, September 25,

September 26, 2011

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El Hierro earthquake count exceeds 4200 in past five weeks

 The number of daily earthquakes recorded on the smallest of the Canary Islands (Spain), El Hierro, has increased considerably in recent days. The Instituto Volcanologico de Canarias has also reported a 1cm inflation over part of the island’s volcano

August 25, 2011